From c003fbafeb2d67b1ef70d6f860e83541bfddb56c Mon Sep 17 00:00:00 2001
From: Diego Heras <ngosang@hotmail.es>
Date: Thu, 28 Jul 2022 01:03:59 +0200
Subject: [PATCH] Update base Docker image and reduce image size. Resolves #17
 (#31)

---
 Dockerfile | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 3205d24..7985389 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,17 @@
-FROM alpine:3.12
+FROM python:3.10-alpine3.16
 
 WORKDIR /usr/src
 
-RUN apk update; \
-    apk add --no-cache python3 py3-pip smartmontools; \
-    python3 -m pip install prometheus_client;
+RUN apk add --no-cache smartmontools \
+    && pip install prometheus_client \
+    # remove temporary files
+    && rm -rf /root/.cache/ \
+    && find / -name '*.pyc' -delete
 
-ADD smartprom.py .
+COPY ./smartprom.py /smartprom.py
 
 EXPOSE 9902
-ENTRYPOINT "./smartprom.py"
+ENTRYPOINT ["/usr/local/bin/python", "/smartprom.py"]
+
+# HELP
+# docker build -t matusnovak/prometheus-smartctl:test .